code: def _extract_provenance_tensor(x):
      return x._t, x._provenance
  
file_path: pyro/pyro/ops/provenance.py
imports: from functools import partial, singledispatch
  from typing import Tuple
  import torch
  from torch.utils._pytree import tree_flatten, tree_map, tree_unflatten
label_desc: Use image node_id 6 for calling a global function with example usage: _extract_provenance_tensor(x) and returns: x,  x